Mazda MX-3 silhouetteMX-3

EXHAUST SYSTEM

F2-121parts diagram

COMPONENT PARTS

Inspection (On-vehicle)

Start the engine and verify that there is no exhaust gas leakage from the exhaust system components.

Removal / Inspection / Installation

  1. 1
    Remove in the order shown in the figure.
    Large exploded view of the complete exhaust system with numbered balloon callouts 1-9 and lettered fastener callouts (A). Shows the exhaust manifolds, EGR pipe, three way catalytic converter, front pipe, presilencer, main silencer, transverse member and insulators. Tightening torque values and GASKET REPLACE / SELF LOCK NUT REPLACE notes are labeled throughout.
  2. 2
    Check the exhaust component parts and repair or replace as necessary.
  3. 3
    Install in the reverse order of removal.
Parts DiagramFig. fig1
#Part NameNotes
1Main silencerInspect for deterioration and restriction
2PresilencerInspect for deterioration and restriction
3Three way catalytic converterInspect for deterioration and restriction
4Transverse member
5Front pipeInspect for deterioration and cracks
6Exhaust manifold insulator
7EGR pipeInspect for deterioration and cracks
8Exhaust manifoldInspect for deterioration and cracks
9Insulator
Tightening torque (insulators)
7.9 - 10.7N·m
19 - 25N·m
Tightening torque (self lock nut, replace)
38 - 51N·m
Tightening torque (self lock nut, replace)
41 - 54N·m
54 - 69N·m
Tightening torque (self lock nut, replace)
84 - 89N·m
94 - 126N·m

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